| Place | Post Code |
|---|---|
| Fundo Monserrat, Sayán | 15240 |
| Fundo Roman, Sayán | 15240 |
| Fundo Santa Maria, Sayán | 15240 |
| Ganzo Azul, Sayán | 15240 |
| Haras la Estancia, Sayán | 15240 |
| Haras Monterrico, Sayán | 15240 |
| Haras Moreno, Sayán | 15240 |
| Haras San Pablo, Sayán | 15240 |
| Haras Valarezo, Sayán | 15240 |
| Horno Alto, Sayán | 15240 |
| Huamboy Grande, Sayán | 15240 |
| Huamilanche, Sayán | 15240 |
| Ibis, Sayán | 15240 |
| Iwanco, Sayán | 15240 |
| La Arrinconada, Sayán | 15240 |
| La Cadena, Sayán | 15240 |
| La Caida, Sayán | 15240 |
| La Campania, Sayán | 15240 |
| La Capullana, Sayán | 15240 |
| La Cruz de Andahuasi, Sayán | 15240 |
| La Ensenada, Sayán | 15240 |
| La Escondida, Sayán | 15240 |
| La Estrella, Sayán | 15240 |
| La Florida, Sayán | 15240 |
| La Hoyada, Sayán | 15240 |
| La Merced, Sayán | 15240 |